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Compare flyweight vs singleton pattern in C# with side-by-side code examples, key structural differences, and guidance on when to use each for instance management. Link to article: https://www.devleader.ca/2026/05/16/flyweight-vs-singleton-pattern-in-c-key-differences-explained
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OpenAI and Malta partner to expand AI access, offering ChatGPT Plus and training to help citizens build practical AI skills and use AI responsibly. Link to article: https://openai.com/index/malta-chatgpt-plus-partnership
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A use case isn't a transaction. The moment it touches more than one system, you are dealing with partial failure. Here's how I classify side effects and design use cases that fail loudly and recover safely. Link to article: …
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Understand LINQ deferred execution in C# -- when queries actually run, multiple enumeration bugs, and when to materialize with ToList for correctness. Link to article: https://www.devleader.ca/2026/05/15/linq-deferred-execution-in-c-when-queries-execute-and-multiple-enumeration-pitfalls
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For the second time, I’m excited to be a guest on On .NET Live on May 18th at 9 AM PST! I’ll be talking about one of my favorite subjects: coding standards and how they can supercharge .NET code quality, performance, maintainability, and consistency across your projects. Join us live and bring your burning questions. … …
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In this post, we walk through how to configure document-level ACLs for your S3 knowledge base in Amazon Quick. You will learn how to set up and verify an ACL configuration that enforces document-level permissions across chat and automated workflows. Link to article: …
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In PyCharm 2026.1.2, you can enable Pyrefly as an external type provider, dramatically increasing the speed of the IDE’s code insight features. What is the Pyrefly LSP? “LSP” stands for the Language Server Protocol – a standardized protocol that allows code editors and IDEs to communicate with language servers. The LSP …
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IntelliJ IDEA 2026.1.2 has arrived with several valuable fixes. You can update to this version from inside the IDE, using the Toolbox App, or using snaps if you are a Ubuntu user. You can also download it from our website. Here are the most notable updates included in this version: To find out more details about the …
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We are updating the default project structure for Kotlin Multiplatform projects to give modules clearer responsibilities, better align with conventions used by other build systems and frameworks, and reflect the changes in Android Gradle Plugin 9.0. You’ll see this project structure in newly created projects generated …
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Last October, we released Advanced Shader Delivery (ASD) on the ROG Xbox Ally handhelds. Advanced Shader Delivery addresses one of the most frustrating challenges for PC players today – long load times and disruptive stuttering during a game’s first Link to article: …
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A customer reported that whenever their program called CreateFileMapping to create a named file mapping, the call succeeded, but the resulting mapping was not the size they wanted. They requested a 1 megabyte mapping, but the mapping they got back was only 4KB, which they noticed because the program crashed once it …
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AI is rapidly changing the way developers write, review, learn, and maintain code. Code completion, AI chat assistants, autonomous coding agents, and other tools are giving rise to new workflows almost every month. But one important question remains: How well do these tools actually work with Kotlin? We want to better …
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We’re excited to announce the general availability of Custom Catalogs and Profiles for managing Model Context Protocol (MCP) servers. These two complementary capabilities fundamentally change how teams package, distribute, and manage AI tooling. Custom MCP Catalogs let organizations curate and distribute approved …
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Learn how to implement the proxy pattern in C# with step-by-step examples covering virtual proxies, protection proxies, and DI registration. Link to article: https://www.devleader.ca/2026/05/15/how-to-implement-proxy-pattern-in-c-stepbystep-guide
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A new release of Compose Multiplatform has landed, with improvements to the iOS and web experience and a refreshed approach to UI testing. Read on for the highlights, or for the complete list of changes, check out the What’s New. Get Started with Compose Multiplatform Native text input on iOS If you’ve wanted text …
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Preview a new personal finance experience in ChatGPT for Pro users in the U.S. Securely connect your financial accounts and get AI-powered insights and guidance grounded in your financial context, goals, and priorities. Link to article: https://openai.com/index/personal-finance-chatgpt
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Learn why the coding harness around GitHub Copilot in VS Code matters as models, tools, agents, and providers evolve. Read the full article Link to article: https://devblogs.microsoft.com/vscode-blog/the-coding-harness-behind-github-copilot-in-vs-code
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Modern distributed systems fail in partial, uneven ways. A downstream API slows down, a database starts timing out, or a burst of messages arrives faster than a dependency can absorb. If every Azure Function instance retries immediately and indefinitely, the system creates its own backpressure and turns a transient …
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Learn LINQ joins in C# from inner joins to the new .NET 10 LeftJoin and RightJoin, with real-world Customer/Order examples and SQL comparisons. Link to article: https://www.devleader.ca/2026/05/14/linq-joins-in-c-join-groupjoin-leftjoin-rightjoin-and-zip
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You’ve probably experienced both of these, perhaps at the same time. First, that desire to let an agent get at your data. It’s driven by simplification and better experiences for the user and for you: fewer screens, fewer queries, fewer reports, and less code overall. Second, and perhaps more importantly, that …
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